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Finding the Fourth Proportional to 469,151.16, 703,725.88 and 132,191.16

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Solution

The fourth proportional to 469,151.16, 703,725.88 and 132,191.16 is: 198,286.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,151.16 : 703,725.88 = 132,191.16 : x
  2. Step 2: Convert to fraction form
    469,151.16/703,725.88 = 132,191.16/x
  3. Step 3: Cross multiply
    469,151.16x = 703,725.88 × 132,191.16
  4. Step 4: Simplify right side
    469,151.16x = 93,026,340,399.22
  5. Step 5: Solve for x
    x = 93,026,340,399.22/469,151.16
  6. Step 6: Final answer
    x = 198,286.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.